Kohler K-752-NA User Manual

Kohler Amplifier 1 User Guide

1. The Kohler Amplifier 1 is a 2 x 15 watts audio amplifier system.

2. It is powered by a 12~24V DC power adapter.

3. There is only a 5mm LED lamp at the front end cap.

4. The rear end cap has three terminals. They are the 3.5mm stereo jack, speaker
connector and 5.5/2.1 DC power jack from left to right.

5. When powered up, the amp is in standby mode and the led turns in yellow.

6. There are two ways to make the amp turn into operation mode:

a) Plug in audio signal via 3.5mm jack, the amp will monitor the signal level. Once

reaches the threshold, it will turn into operation mode and the led will turn in green.

b) Pair and connect the on board Bluetooth module with a mobile device, it will turn into

operation mode and the led will turn in blue.

7. After turned into operation mode, the amplifier chip will amplify the signal from either

3.5mm jack or the BT module and send it to the speakers via speaker connector on the
rear end cap.

8. If both 3.5mm jack and BT device connected, the signal from BT module will override the
one from 3.5mm jack.

9. Once neither of the 3.5mm jack and BT device connected, the amp will turn back into
standby mode again and the led will turn back in yellow.

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FCC ID: N82-KOHLER007 This device complies with Part 15 of the FCC Rules. Operation is subject

to the following two conditions: (1) this device may not cause harmful interference, and (2) this device
must accept any interference received, including interference that may cause undesired operation.

IC ID: 4554A-KOHLER007 The device complies with industry Canda licence-exempt RSS standard(s).

Operation of this device is subject to the following two conditions: (1) this device may not cause
interference, and (2) this device must accept any interference, including interference
that may cause undesired operation of the device.

Company: Kohler Co.
Product: Kohler Amplifier 1
Model: K-752-NA
country of origin: China

changes or modifications not expressly approved by the party responsible for compliance
could void the user's authority to operate the equipment.

NOTE: This equipment has been tested and found to comply with the limits for a
Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are
designed to provide reasonable protection against harmful interference in a
residential installation. This equipment generates, uses and can radiate radio
frequency energy and, if not installed and used in accordance with the
instructions, may cause harmful interference to radio communications. However,
there is no guarantee that interference will not occur in a particular installation.
If this equipment does cause harmful interference to radio or television reception,

which can be determined by turning the equipment off and on, the user is
encouraged to try to correct the interference by one or more of the following
measures:

-- Reorient or relocate the receiving antenna.

-- Increase the separation between the equipment and receiver.

-- Connect the equipment into an outlet on a circuit different from that to
which the receiver is connected.

-- Consult the dealer or an experienced radio/TV technician for help.